{"id":231,"date":"2019-07-10T13:47:17","date_gmt":"2019-07-10T05:47:17","guid":{"rendered":"http:\/\/www.xzclass.com\/?p=231"},"modified":"2022-03-01T13:51:53","modified_gmt":"2022-03-01T05:51:53","slug":"%e8%8a%af%e7%89%87%e4%b9%9f%e5%bc%80%e6%ba%90%ef%bc%9f%e7%bd%91%e7%ba%a2risc-v%ef%bc%8c%e5%88%b0%e5%ba%95%e6%98%af%e4%bb%80%e4%b9%88%e4%b8%9c%e4%b8%9c%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/www.xzclass.com\/?p=231","title":{"rendered":"\u82af\u7247\u4e5f\u5f00\u6e90\uff1f\u7f51\u7ea2RISC-V\uff0c\u5230\u5e95\u662f\u4ec0\u4e48\u4e1c\u4e1c\uff1f"},"content":{"rendered":"
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\u524d\u51e0\u5929\u5c0f\u67a3\u541b\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e86\u5f00\u6e90\u57fa\u7ad9O-RAN\u3002<\/span><\/p>\n

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\u4eca\u5929\u5c0f\u67a3\u541b\u53c8\u8981\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e00\u4e2a\u5f00\u6e90\u7684\u4e1c\u897f\uff0c\u90a3\u5c31\u662f\u73b0\u5728\u534a\u5bfc\u4f53\u884c\u4e1a\u7684\u7f51\u7ea2\u3001\u88ab\u5f88\u591a\u4eba\u79f0\u4e4b\u4e3a\u201c\u5f00\u6e90\u82af\u7247<\/span>\u201d\u7684RISC-V\u3002<\/span><\/p>\n


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\u8bf4\u5230\u82af\u7247\uff0c\u81ea\u4ece\u4e2d\u5174\u88ab\u7f8e\u56fd\u7981\u8fd0\u4e8b\u4ef6\u8d77\uff0c\u56fd\u4eba\u5bf9\u82af\u7247\u7684\u5173\u6ce8\u5ea6\u88ab\u63d0\u5347\u5230\u524d\u6240\u672a\u6709\u7684\u9ad8\u5ea6\u3002\u4f3c\u4e4e\u4e00\u591c\u4e4b\u95f4\uff0c\u6240\u6709\u4eba\u90fd\u77e5\u9053\u4e86\u82af\u7247\u7684\u91cd\u8981\u6027\uff0c\u4f53\u4f1a\u5230\u201c\u7f3a\u82af\u201d\u4f1a\u5bfc\u81f4\u591a\u4e48\u4e25\u91cd\u7684\u540e\u679c\u3002<\/span><\/p>\n

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\u4eca\u5e74\uff0c\u534e\u4e3a\u53c8\u88ab\u7f8e\u56fd\u653f\u5e9c\u76ef\u4e0a\uff0c\u5217\u5165\u4e86\u5b9e\u4f53\u540d\u5355\uff0c\u518d\u6b21\u5f15\u53d1\u5168\u56fd\u8303\u56f4\u5bf9\u82af\u7247\u81ea\u4e3b\u7814\u53d1\u80fd\u529b\u7684\u5173\u6ce8\u548c\u8ba8\u8bba\u3002<\/span><\/p>\n


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\u5185\u5916\u56e0\u7684\u7efc\u5408\u4f5c\u7528\u4e0b\uff0c\u56fd\u5bb6\u91cd\u70b9\u52a0\u5f3a\u4e86\u5bf9\u82af\u7247\u9886\u57df\u7684\u6295\u8d44\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u4f01\u4e1a\u5f00\u59cb\u91cd\u89c6\u5bf9\u82af\u7247\u7814\u53d1\u7684\u6295\u5165\u3002<\/span><\/p>\n

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\u800cRISC-V\uff0c\u5728\u8fd9\u4e2a\u5173\u952e\u8282\u70b9\uff0c\u5c06\u5f88\u53ef\u80fd\u53d1\u6325\u975e\u5e38\u5173\u952e\u7684\u4f5c\u7528\u3002<\/span><\/p>\n

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\u7a76\u7adf\u4ec0\u4e48\u662fRISC-V\uff1f<\/span><\/strong><\/span><\/p>\n

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RISC-V\uff0c\u4e00\u822c\u88ab\u5ff5\u505a\uff1arisk five\u3002V\uff0c\u5c31\u662f\u7f57\u9a6c\u6570\u5b575\u3002 <\/span><\/p>\n

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\u5f88\u591a\u4eba\u63d0\u5230RISC-V\uff0c\u90fd\u4f1a\u8bf4\u5b83\u662f\u5f00\u6e90\u82af\u7247\u3002\u5176\u5b9e\u8fd9\u79cd\u8bf4\u6cd5\u662f\u4e0d\u5bf9\u7684\u3002\u51c6\u786e\u6765\u8bf4\uff0cRISC-V\u662f\u4e00\u4e2a\u57fa\u4e8e\u201c\u7cbe\u7b80\u6307\u4ee4\u96c6\uff08RISC\uff09\u201d\u539f\u5219\u7684\u5f00\u6e90\u6307\u4ee4\u96c6\u67b6\u6784\u3002<\/span><\/p>\n


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\u522b\u6015\uff01\u6211\u53ef\u4ee5\u901a\u4fd7\u5730\u89e3\u91ca\u4e00\u4e0b\uff01\u2014\u2014<\/span><\/p>\n

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\u6307\u4ee4\u96c6\uff0c\u5bf9\u4e8eCPU\u6765\u8bf4\uff0c\u5c31\u662f\u4ecb\u4e8e\u8f6f\u4ef6\u548c\u5e95\u5c42\u786c\u4ef6\u4e4b\u95f4\u7684\u4e00\u5957\u7a0b\u5e8f\u6307\u4ee4\u7684\u5408\u96c6\u3002\u6307\u4ee4\u96c6\u5b58\u50a8\u4e8eCPU\u5185\u90e8\uff0c\u5f15\u5bfcCPU\u8fdb\u884c\u8fd0\u7b97\uff0c\u5e76\u5e2e\u52a9CPU\u66f4\u9ad8\u6548\u5730\u8fd0\u884c\u3002<\/span><\/p>\n


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PC\u7535\u8111\u91cc\u9762\u7684CPU\u82af\u7247\uff08\u4e2d\u592e\u5904\u7406\u5668\uff09<\/span>
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\u6211\u4eec\u73b0\u5728\u5e38\u7528\u7684\u53f0\u5f0f\u673a\u7535\u8111\u6216\u670d\u52a1\u5668\uff0c\u4f7f\u7528\u7684\u4e3b\u8981\u662f\u82f1\u7279\u5c14\u548cAMD\u516c\u53f8\u7684CPU\u3002\u8fd9\u7c7bCPU\u4f7f\u7528\u7684\u6307\u4ee4\u96c6\uff0c\u5c5e\u4e8e\u201cCISC\u590d\u6742\u6307\u4ee4\u96c6<\/span>\u201d\u3002<\/span>CISC\uff0c\u5c31\u662fComplex Instruction Set Computer\uff08\u590d\u6742\u6307\u4ee4\u96c6\u8ba1\u7b97\u673a<\/span>\uff09\u3002<\/span><\/p>\n


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\u4e00\u6b3eCPU\u652f\u6301\u7684\u6307\u4ee4\u96c6\uff0c\u53ef\u4ee5\u6709\u5f88\u591a\u79cd\u3002<\/span><\/span><\/p>\n

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\u65e9\u671f\u8ba1\u7b97\u673a\u7684CPU\uff0c\u90fd\u662f\u57fa\u4e8eCISC\u67b6\u6784\u7684\u3002<\/span><\/span><\/p>\n

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\u5f53\u65f6\u7f16\u8bd1\u5668\u7684\u6280\u672f\u5e76\u4e0d\u7eaf\u719f\uff0c\u7a0b\u5e8f\u90fd\u4f1a\u76f4\u63a5\u4ee5\u673a\u5668\u7801\u6216\u662f\u7ec4\u5408\u8bed\u8a00\u5199\u6210\uff0c\u4e3a\u4e86\u51cf\u5c11\u7a0b\u5e8f\u7684\u8bbe\u8ba1\u65f6\u95f4\uff0c\u9010\u6e10\u5f00\u53d1\u51fa\u5355\u4e00\u6307\u4ee4\uff0c\u590d\u6742\u64cd\u4f5c\u7684\u7a0b\u5e8f\u4ee3\u7801\u3002\u8bbe\u8ba1\u5e08\u53ea\u9700\u5199\u4e0b\u7b80\u5355\u7684\u6307\u4ee4\uff0c\u518d\u4ea4\u7ed9CPU\u53bb\u6267\u884c\u3002<\/span><\/p>\n


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\u4f46\u662f\u540e\u6765\u6709\u4eba\u53d1\u73b0\uff0c\u6574\u4e2a\u6307\u4ee4\u96c6\u4e2d\uff0c\u53ea\u6709\u7ea620\uff05\u7684\u6307\u4ee4\u5e38\u5e38\u4f1a\u88ab\u4f7f\u7528\u5230\uff0c\u5927\u7ea6\u5360\u4e86\u6574\u4e2a\u7a0b\u5e8f\u768480\uff05\uff1b\u5269\u4f5980\uff05\u7684\u6307\u4ee4\uff0c\u53ea\u5360\u4e86\u6574\u4e2a\u7a0b\u5e8f\u768420\uff05\u3002\uff08\u5178\u578b\u7684\u4e8c\u516b\u539f\u5219\uff09<\/span><\/p>\n


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\u4e8e\u662f\uff0c1979\u5e74\u7f8e\u56fd\u52a0\u5dde\u5927\u5b66\u4f2f\u514b\u5229\u5206\u6821\u7684David Patterson\u6559\u6388\u63d0\u51fa\u4e86RISC<\/strong>\u7684\u60f3\u6cd5\uff0c\u4e3b\u5f20\u786c\u4ef6\u5e94\u8be5\u4e13\u5fc3\u52a0\u901f\u5e38\u7528\u7684\u6307\u4ee4\uff0c\u8f83\u4e3a\u590d\u6742\u7684\u6307\u4ee4\u5219\u5229\u7528\u5e38\u7528\u7684\u6307\u4ee4\u53bb\u7ec4\u5408\u3002<\/span><\/p>\n


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RISC\uff0c\u5c31\u662fReduced Instruction Set Computer\uff0c\u7cbe\u7b80\u6307\u4ee4\u96c6\u8ba1\u7b97\u673a\u3002<\/span><\/p>\n


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\u7b80\u5355\u6765\u8bf4\uff0cCISC\u4efb\u52a1\u5904\u7406\u80fd\u529b\u5f3a\uff0c \u9002\u5408\u684c\u9762\u7535\u8111\u548c\u670d\u52a1\u5668\u3002\u4f46\u9ad8\u6027\u80fd\u4e5f\u5e26\u6765\u9ad8\u529f\u8017\u7684\u95ee\u9898\u3002<\/span><\/p>\n


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\u800cRISC\u901a\u8fc7\u7cbe\u7b80CISC\u6307\u4ee4\u79cd\u7c7b\uff0c\u683c\u5f0f\uff0c\u7b80\u5316\u5bfb\u5740\u65b9\u5f0f\uff0c\u8fbe\u5230\u7701\u7535\u9ad8\u6548\u7684\u6548\u679c\uff0c\u9002\u5408\u624b\u673a\u3001\u5e73\u677f\u3001\u6570\u7801\u76f8\u673a\u7b49\u4fbf\u643a\u5f0f\u7535\u5b50\u4ea7\u54c1\u6216\u7269\u8054\u7f51\u4ea7\u54c1\u3002<\/span><\/p>\n


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\u4e0a\u4e2a\u4e16\u7eaa80\u5e74\u4ee3\uff0cARM\u516c\u53f8\u5c31\u662f\u57fa\u4e8eRISC\u67b6\u6784\u5f00\u59cb\u505a\u81ea\u5df1\u7684\u82af\u7247\uff0c\u6700\u7ec8\u4e00\u6b65\u4e00\u6b65\u5d1b\u8d77\uff0c\u6218\u80dc\u4e86\u82f1\u7279\u5c14\uff0c\u6210\u4e3a\u73b0\u5728\u7684\u79fb\u52a8\u82af\u7247\u4e4b\u738b\u3002\u5982\u4eca\uff0c\u5305\u62ec\u534e\u4e3a\u9e92\u9e9f\u3001\u9ad8\u901a\u9a81\u9f99\u5728\u5185\u7684\u5927\u90e8\u5206\u624b\u673a\u7ec8\u7aef\u548c\u7269\u8054\u7f51\u8bbe\u5907\u82af\u7247\uff0c\u90fd\u662f\u57fa\u4e8eARM\u7684\u67b6\u6784\u8bbe\u8ba1\u3002
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\u6ce8\u610f\uff0c\u6211\u8bf4\u7684\u662fARM\u7684\u67b6\u6784\uff0c\u800c\u4e0d\u662fARM\u7684\u82af\u7247\u4ea7\u54c1\u3002<\/span><\/p>\n

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ARM\u8fd9\u5bb6\u516c\u53f8\u7684\u5546\u4e1a\u6a21\u5f0f\u5f88\u7279\u522b\u3002\u5b83\u505a\u7684\u662f\u82af\u7247\u7684\u67b6\u6784\u8bbe\u8ba1\uff0c\u76f8\u5f53\u4e8e\u753b\u5de5\u7a0b\u56fe\u7eb8\uff0c\u7136\u540e\u628a\u56fe\u7eb8\u5356\u7ed9\u5404\u5927\u82af\u7247\u5236\u9020\u516c\u53f8\uff0c\u4f8b\u5982\u534e\u4e3a\u3002\u8fd9\u4e9b\u516c\u53f8\u57fa\u4e8e\u8fd9\u4e2a\u539f\u59cb\u56fe\u7eb8\uff0c\u8fdb\u884c\u4fee\u6539\uff0c\u6700\u7ec8\u8bbe\u8ba1\u81ea\u5df1\u60f3\u8981\u7684\u82af\u7247\uff0c\u4ea4\u4ed8\u82af\u7247\u5de5\u5382\uff08\u4f8b\u5982\u53f0\u79ef\u7535\uff09\u53bb\u751f\u4ea7\u51fa\u6765\u3002<\/span><\/p>\n

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\u5f53\u7136\u4e86\uff0cARM\u7684\u56fe\u7eb8\u5e76\u4e0d\u662f\u514d\u8d39\u7684\u3002\u4e0d\u4ec5\u4e0d\u514d\u8d39\uff0c\u800c\u4e14\u4ef7\u683c\u975e\u5e38\u6602\u8d35\u3002<\/span><\/p>\n

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\u6839\u636e\u7f51\u4e0a\u7684\u8d44\u6599\u663e\u793a\uff0cARM\u7684\u6388\u6743\u8d39\u4ece\u51e0\u5341\u4e07\u7f8e\u5143\u5230\u51e0\u767e\u4e0a\u5343\u4e07\u7f8e\u5143\u4e0d\u7b49\u3002\u6cd5\u56fd\u6709\u4e00\u5bb6\u82af\u7247\u521b\u4e1a\u516c\u53f8\u63a5\u53d7\u5a92\u4f53\u91c7\u8bbf\u65f6\u66fe\u8bf4\uff0c\u4ed6\u4eec\u5982\u679c\u4f7f\u7528ARM\u67b6\u6784\uff0c\u8981\u82b1\u63891500\u4e07\u7f8e\u5143\u7684\u6388\u6743\u8d39\u3002\uff08\u8fd9\u4e2a\u56de\u7b54\u540e\u6765\u906d\u5230ARM\u7684\u5426\u8ba4\uff0c\u4e0d\u7ba1\u600e\u4e48\u8bf4\uff0c\u53cd\u6b63\u4e0d\u4fbf\u5b9c\u3002\uff09<\/span><\/p>\n

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\u73b0\u5982\u4eca\uff0c\u968f\u77405G\u3001\u7269\u8054\u7f51\u3001\u4eba\u5de5\u667a\u80fd\u7b49\u6280\u672f\u7684\u84ec\u52c3\u53d1\u5c55\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u4f01\u4e1a\u5f00\u59cb\u751f\u4ea7\u548c\u5236\u9020\u670d\u52a1\u4e8e\u5404\u4e2a\u5782\u76f4\u884c\u4e1a\u7684\u7ec8\u7aef\u548c\u6a21\u7ec4\u3002<\/span><\/p>\n


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\u8fd9\u4e5f\u5c31\u610f\u5473\u7740\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u4f01\u4e1a\u8981\u88ab\u8feb\u63a5\u53d7ARM\u6216\u5176\u5b83\u82af\u7247\u5de8\u5934\u7684\u201c\u76d8\u5265<\/span>\u201d\u3002<\/span><\/p>\n

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\u5927\u4f01\u4e1a\u8fd8\u597d\u8bf4\uff0c\u4ea4\u5c31\u4ea4\u5457\uff0c\u4f46\u5bf9\u4e8e\u5f88\u591a\u4e2d\u5c0f\u578b\u4f01\u4e1a\u751a\u81f3\u521d\u521b\u4f01\u4e1a\u6765\u8bf4\uff0c\u8fd9\u51e0\u4e4e\u5c31\u662f\u5f7b\u5e95\u5173\u95ed\u4e86\u524d\u8fdb\u7684\u5927\u95e8\u3002<\/span><\/p>\n

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\u8fd9\u65f6\u5019\uff0c\u5c31\u6709\u4eba\u52c7\u6562\u5730\u7ad9\u51fa\u6765\u4e86\u3002<\/span><\/p>\n


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2010\u5e74\uff0c\u52a0\u5dde\u5927\u5b66\u4f2f\u514b\u5229\u5206\u6821\u7684\u4e00\u4e2a\u7814\u7a76\u56e2\u961f\u6b63\u5728\u51c6\u5907\u542f\u52a8\u4e00\u4e2a\u65b0\u9879\u76ee\u3002\u5728\u4e3a\u65b0\u9879\u76ee\u9009\u62e9\u6307\u4ee4\u96c6\u7684\u65f6\u5019\uff0c\u4ed6\u4eec\u53d1\u73b0\uff0cx86\u6307\u4ee4\u96c6\u88abIntel\u63a7\u5236\u5f97\u6b7b\u6b7b\u7684\uff0cARM\u6307\u4ee4\u96c6\u7684\u6388\u6743\u8d39\u53c8\u975e\u5e38\u8d35\uff0cMIPS\u3001SPARC\u3001PowerPC\u4e5f\u5b58\u5728\u77e5\u8bc6\u4ea7\u6743\u95ee\u9898\u3002<\/span><\/p>\n

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\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u7814\u7a76\u56e2\u961f\u6bc5\u7136\u51b3\u5b9a\uff0c\u4ece\u96f6\u5f00\u59cb\uff0c\u8bbe\u8ba1\u4e00\u5957\u5168\u65b0\u7684\u6307\u4ee4\u96c6\u3002<\/span><\/p>\n

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\u5728\u5916\u4eba\u770b\u6765\uff0c\u8fd9\u662f\u4e00\u4ef6\u4ee4\u4eba\u671b\u800c\u5374\u6b65\u7684\u5de5\u4f5c\u3002\u4f46\u4e8b\u5b9e\u4e0a\uff0c\u4f2f\u514b\u5229\u7684\u7814\u7a76\u56e2\u961f\u53ea\u53ec\u96c6\u4e86\u4e00\u4e2a4\u4eba\u5c0f\u7ec4\uff0c\u7528\u4e863\u4e2a\u6708\u7684\u65f6\u95f4\uff0c\u5c31\u5b8c\u6210\u4e86RISC-V\u7684\u6307\u4ee4\u96c6\u5f00\u53d1\u3002<\/span><\/p>\n

<\/p>\n

\u867d\u7136\u770b\u4f3c\u975e\u5e38\u8f7b\u677e\uff0c\u4f46\u5176\u5b9e\u662f\u6709\u524d\u63d0\u7684\u3002RISC-V\u4e4b\u6240\u4ee5\u662f\u4e2aV\uff08Five\uff09\uff0c\u5c31\u662f\u56e0\u4e3a\u5b83\u4e4b\u524d\u5df2\u7ecf\u6709\u8fc7I\u3001II\u3001III\u3001IV\u3002<\/span><\/p>\n

<\/p>\n

\u8d1f\u8d23\u5e26\u961f\u7814\u5236\u8fd9\u4e9bRISC\u6307\u4ee4\u96c6\u7684\uff0c\u4e0d\u662f\u522b\u4eba\uff0c\u6b63\u662f\u4f2f\u514b\u5229\u5206\u6821\u7684David Patterson\u6559\u6388<\/span><\/strong>\u3002\u5f80\u524d\u7ffb\u7ffb\u8fd9\u7bc7\u6587\u7ae0\u4f60\u5c31\u4f1a\u53d1\u73b0\uff0c\u4ed6\u5c31\u662fRISC\u6307\u4ee4\u96c6\u7684\u771f\u6b63\u521b\u59cb\u4eba\u3002\u5f53\u5e74\u90a3\u7bc7\u6b63\u5f0f\u63d0\u51fa\u7cbe\u7b80\u6307\u4ee4\u96c6\u8bbe\u8ba1\u601d\u60f3\u7684\u5f00\u521b\u6027\u8bba\u6587\u2014\u2014\u300a\u7cbe\u7b80\u6307\u4ee4\u96c6\u8ba1\u7b97\u673a\u6982\u8ff0\u300b\uff0c\u5c31\u662f\u4ed6\u548c\u53e6\u4e00\u4f4d\u540d\u53ebDitzel\u7684\u5b66\u8005\u5171\u540c\u53d1\u8868\u7684\u3002<\/span><\/p>\n


<\/span><\/p>\n

<\/span><\/p>\n

David Patterson\u6559\u6388\uff0c\u540e\u6765\u83b7\u5f97\u4e86\u56fe\u7075\u5956<\/span><\/p>\n

<\/p>\n

\u6b63\u662f\u56e0\u4e3a\u6709\u76f8\u5173\u7684\u6280\u672f\u6c89\u6dc0\uff0c\u4f2f\u514b\u5229\u5206\u6821\u7684\u56e2\u961f\u624d\u80fd\u5728\u77ed\u671f\u5185\u505a\u51fa\u4e86RISC-V\u3002<\/span><\/p>\n

<\/p>\n

<\/p>\n

\u7b2c\u4e00\u4ee3RISC-I\u5904\u7406\u5668\uff0c\u65e9\u57281981\u5e74\u5c31\u5df2\u7ecf\u505a\u51fa\u6765\u4e86\u3002<\/span><\/p>\n

<\/p>\n

RISC-V\u6307\u4ee4\u96c6\u975e\u5e38\u7cbe\u7b80\u548c\u7075\u6d3b\u3002\u5b83\u7684\u7b2c\u4e00\u4e2a\u7248\u672c\u53ea\u5305\u542b\u4e86\u4e0d\u523050\u6761\u6307\u4ee4\uff0c\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u4e00\u4e2a\u5177\u5907\u5b9a\u70b9\u8fd0\u7b97\u548c\u7279\u6743\u6a21\u5f0f\u7b49\u57fa\u672c\u529f\u80fd\u7684\u5904\u7406\u5668\u3002\u5982\u679c\u7528\u6237\u9700\u8981\u7684\u8bdd\uff0c\u4e5f\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u81ea\u5b9a\u4e49\u65b0\u6307\u4ee4\u3002<\/span><\/p>\n

<\/p>\n

\u9ad8\u6821\u6bd5\u7adf\u662f\u9ad8\u6821\uff0c\u529f\u5229\u5fc3\u6ca1\u6709\u90a3\u4e48\u91cd\u3002\u518d\u52a0\u4e0a\u7814\u7a76\u56e2\u961f\u672c\u8eab\u786e\u5b9e\u4e5f\u6ca1\u94b1\u6ca1\u4eba\u53bb\u7ef4\u62a4\u5b83\u3002\u6240\u4ee5\uff0c<\/span>\u5728\u505a\u51faRISC-V\u6307\u4ee4\u96c6\u4e4b\u540e\uff0c\u7814\u7a76\u56e2\u961f\u51b3\u5b9a\uff0c\u5c06\u5b83\u5f7b\u5e95\u5f00\u653e\uff0c\u4f7f\u7528BSD License\u5f00\u6e90\u534f\u8bae\u3002<\/span><\/p>\n

<\/p>\n

BSD\uff08Berkeley Software Distribution\uff09\u5f00\u6e90\u534f\u8bae\u662f\u4e00\u4e2a\u81ea\u7531\u5ea6\u975e\u5e38\u5927\u7684\u534f\u8bae\uff0c\u51e0\u4e4e\u53ef\u4ee5\u8bf4\u662f\u201c\u4e3a\u6240\u6b32\u4e3a\u201d\u3002\u5b83\u5141\u8bb8\u4f7f\u7528\u8005\u4fee\u6539\u548c\u91cd\u65b0\u53d1\u5e03\u5f00\u6e90\u4ee3\u7801\uff0c\u4e5f\u5141\u8bb8\u57fa\u4e8e\u5f00\u6e90\u4ee3\u7801\u5f00\u53d1\u5546\u4e1a\u8f6f\u4ef6\u53d1\u5e03\u548c\u9500\u552e\u3002<\/span><\/p>\n

<\/p>\n

\u8fd9\u5c31\u610f\u5473\u7740\uff0c\u4efb\u4f55\u4eba\u90fd\u53ef\u4ee5\u57fa\u4e8eRISC-V\u6307\u4ee4\u96c6\u8fdb\u884c\u82af\u7247\u8bbe\u8ba1\u548c\u5f00\u53d1\uff0c\u7136\u540e\u62ff\u53bb\u5356\u94b1\uff0c\u800c\u4e0d\u9700\u8981\u652f\u4ed8\u6388\u6743\u8d39\u7528\u3002<\/span><\/p>\n

<\/p>\n

\u8fd9\u5c31\u5f88\u55e8\u4e86\uff0c\u5927\u6279\u516c\u53f8\u5f00\u59cb\u52a0\u5165\u5bf9RISC-V\u7684\u7814\u7a76\u548c\u4e8c\u6b21\u5f00\u53d1\u4e4b\u4e2d\u3002<\/span><\/p>\n

<\/p>\n

\u77ed\u77ed\u51e0\u5e74\u7684\u65f6\u95f4\u91cc\uff0c\u5305\u62ec\u8c37\u6b4c\u3001\u534e\u4e3a\u3001IBM\u3001\u9541\u5149\u3001\u82f1\u4f1f\u8fbe\u3001\u9ad8\u901a\u3001\u4e09\u661f\u3001\u897f\u90e8\u6570\u636e\u7b49\u5546\u4e1a\u516c\u53f8\uff0c\u4ee5\u53ca\u52a0\u5dde\u5927\u5b66\u4f2f\u514b\u5229\u5206\u6821\u3001\u9ebb\u7701\u7406\u5de5\u5b66\u9662\u3001\u666e\u6797\u65af\u987f\u5927\u5b66\u3001ETH Zurich\u3001\u5370\u5ea6\u7406\u5de5\u5b66\u9662\u3001\u6d1b\u4f26\u5179\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u3001\u65b0\u52a0\u5761\u5357\u6d0b\u7406\u5de5\u5927\u5b66\u4ee5\u53ca\u4e2d\u79d1\u9662\u8ba1\u7b97\u6240\u7b49\u5b66\u672f\u673a\u6784<\/span>\uff0c\u90fd\u7eb7\u7eb7\u52a0\u5165RISC-V\u57fa\u91d1\u4f1a\u3002<\/span><\/p>\n

<\/p>\n

\u76ee\u524d\uff0cRISC-V\u57fa\u91d1\u4f1a\u5171\u6709\u5305\u62ec18\u5bb6\u767d\u91d1\u4f1a\u5458\u5728\u5185\u7684235\u5bb6\u4f1a\u5458\u5355\u4f4d\uff08\u6570\u636e\u622a\u6b622019\u5e747\u670810\u65e5\uff09\u3002\u8fd9\u4e9b\u4f1a\u5458\u5355\u4f4d\u4e2d\u5305\u542b\u4e86\u534a\u5bfc\u4f53\u8bbe\u8ba1\u5236\u9020\u516c\u53f8\u3001\u7cfb\u7edf\u96c6\u6210\u5546\u3001\u8bbe\u5907\u5236\u9020\u5546\u3001\u519b\u5de5\u4f01\u4e1a\u3001\u79d1\u7814\u673a\u6784\u3001\u9ad8\u6821\u7b49\u5404\u5f0f\u5404\u6837\u7684\u7ec4\u7ec7\uff0c\u8db3\u4ee5\u8bf4\u660eRISC-V\u7684\u5f71\u54cd\u529b\u5728\u4e0d\u65ad\u6269\u5927\u3002<\/span><\/p>\n


<\/span><\/p>\n

<\/p>\n

<\/span><\/p>\n

\u6b63\u5982\u524d\u6587\u6240\u8bf4\uff0cRISC-V\u5bf9\u4e8e\u6211\u4eec\u56fd\u5bb6\u7684\u82af\u7247\u4e8b\u4e1a\u6709\u7740\u975e\u5e38\u91cd\u8981\u7684\u610f\u4e49\u3002<\/span><\/p>\n


<\/span><\/p>\n

\u957f\u671f\u4ee5\u6765\uff0c\u6211\u4eec\u56fd\u5bb6\u7684\u82af\u7247\u7814\u53d1\u90fd\u53d7\u5236\u4e8e\u4eba\u3002\u5982\u679c\u56fd\u5185\u4f01\u4e1a\u6216\u79d1\u7814\u673a\u6784\u80fd\u591f\u5229\u7528\u5f00\u6e90\u7684RISC-V\u505a\u51fa\u57fa\u672c\u81ea\u4e3b\u77e5\u8bc6\u4ea7\u6743\u7684\u82af\u7247\uff0c\u6216\u8005\u57f9\u517b\u51fa\u76f8\u5e94\u7684\u751f\u6001\u73af\u5883\uff0c\u5c06\u5927\u5927\u6709\u5229\u4e8e\u4e2d\u56fd\u534a\u5bfc\u4f53\u884c\u4e1a\u8fdb\u884c\u5f2f\u9053\u8d85\u8f66\u3002
<\/span><\/p>\n


<\/span><\/p>\n

\u56e0\u6b64\uff0c\u5305\u62ec\u4e2d\u79d1\u9662\u8ba1\u7b97\u6240\u3001\u534e\u4e3a\u516c\u53f8\u3001\u963f\u91cc\u5df4\u5df4\u96c6\u56e2\u7b49\u5728\u5185\u768420\u591a\u4e2a\u56fd\u5185\u4f01\u4e8b\u4e1a\u5355\u4f4d\uff0c\u9009\u62e9\u52a0\u5165\u4e86RISC-V\u57fa\u91d1\u4f1a\u3002\u963f\u91cc\u8fd8\u662f\u5176\u4e2d\u7684\u767d\u91d1\u4f1a\u5458\u3002<\/span><\/span><\/p>\n


<\/span><\/span><\/p>\n

2018\u5e747\u6708\uff0c\u4e0a\u6d77\u7ecf\u4fe1\u59d4\u51fa\u53f0\u4e86\u56fd\u5185\u9996\u4e2a\u652f\u6301RISC-V\u7684\u653f\u7b56\u300210\u6708\uff0c\u4e2d\u56fdRISC-V\u4ea7\u4e1a\u8054\u76df\u6210\u7acb\u3002\u4ea7\u54c1\u65b9\u9762\uff0c\u4e2d\u5929\u5fae\u548c\u534e\u7c73\u79d1\u6280\u5148\u540e\u53d1\u5e03\u4e86\u57fa\u4e8eRISC-V\u6307\u4ee4\u96c6\u7684\u5904\u7406\u5668\u3002<\/span><\/span><\/p>\n


<\/span><\/span><\/p>\n

<\/p>\n

\u57fa\u4e8eRISC-V\u5f00\u53d1<\/span>\u7684\u9ec4\u5c711\u53f7\uff08\u534e\u7c73\uff09<\/span>\uff0c\u5168\u7403\u53ef\u7a7f\u6234\u9886\u57df\u7b2c\u4e00\u9897\u4eba\u5de5\u667a\u80fd\u82af\u7247<\/span><\/span><\/p>\n

<\/p>\n

\u6211\u4eec\u7684\u90bb\u5c45\u5370\u5ea6\uff0c\u5bf9RISC-V\u7684\u70ed\u60c5\u66f4\u662f\u9ad8\u6da8\u3002<\/span>\u5728\u8fc7\u53bb\u6570\u5e74\u4e2d\uff0c\u5370\u5ea6\u653f\u5e9c\u8d44\u52a9\u7684\u5904\u7406\u5668\u76f8\u5173\u9879\u76ee\u90fd\u5f00\u59cb\u5411RISC-V\u9760\u62e2\u3002RISC-V\u5df2\u7ecf\u6210\u4e3a\u4e86\u5370\u5ea6\u7684\u56fd\u5bb6\u6307\u4ee4\u96c6\u3002<\/span><\/p>\n

<\/span><\/p>\n

<\/p>\n

RISC-V\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u7ed9ARM\u8fd9\u6837\u7684\u4f01\u4e1a\u5e26\u6765\u4e86\u5f88\u5927\u7684\u538b\u529b\u3002<\/span><\/p>\n

<\/p>\n

ARM\u516c\u53f8\u53bb\u5e746\u6708\u4efd\u5c31\u4e13\u95e8\u5efa\u4e86\u4e00\u4e2a\u57df\u540d\u4e3ariscv-basics.com\u7684\u7f51\u7ad9\uff0c\u91cc\u9762\u7684\u5185\u5bb9\u4e3b\u9898\u4e3a\u201c\u8bbe\u8ba1\u7cfb\u7edf\u82af\u7247\u4e4b\u524d\u9700\u8981\u8003\u8651\u7684\u4e94\u4ef6\u4e8b\u201d\uff0c\u4ece\u6210\u672c\u3001\u751f\u6001\u7cfb\u7edf\u3001\u788e\u7247\u5316\u98ce\u9669\u3001\u5b89\u5168\u6027\u548c\u8bbe\u8ba1\u4fdd\u8bc1\u4e0a\u5bf9RISC-V\u8fdb\u884c\u653b\u51fb\u3002<\/span><\/p>\n

<\/p>\n

RISC-V\u8fd9\u8fb9\u9488\u950b\u76f8\u5bf9\uff0c\u5efa\u4e86\u4e00\u4e2a\u57df\u540d\u4e3aarm-basics.com\u7684\u7f51\u7ad9\uff0c\u4ee5\u201c\u8bbe\u8ba1\u7cfb\u7edf\u82af\u7247\u4e4b\u524d\u9700\u8981\u8003\u8651\u7684\u516d\u4ef6\u4e8b\u201d\u4e3a\u9898\uff08\u5728ARM\u5217\u51fa\u7684\u4e94\u9879\u4e0a\uff0c\u65b0\u589e\u4e86\u793e\u533a\u652f\u6301\uff09\uff0c\u5bf9 ARM \u8fdb\u884c\u53cd\u51fb\u3002<\/span><\/p>\n

<\/p>\n

\u51e0\u5929\u540e\uff0cARM\u7684riscv-basics.com\u7684\u7f51\u7ad9\u6084\u7136\u4e0b\u7ebf\u3002<\/span><\/p>\n


<\/span><\/p>\n

\u5c3d\u7ba1RISC-V\u5728\u8fd9\u573a\u77ed\u6682\u7684\u201c\u6495\u903c\u201d\u4e2d\u83b7\u80dc\uff0c\u4f46ARM\u63d0\u51fa\u7684\u90a3\u4e94\u4e2a\u65b9\u9762\u7684\u8d28\u7591\uff0c\u4e5f\u4e0d\u662f\u5b8c\u5168\u6ca1\u6709\u9053\u7406\u3002\u5c24\u5176\u662f\u788e\u7247\u5316\u95ee\u9898\uff0c\u4f5c\u4e3a\u5f00\u6e90\u6280\u672f\uff0cRISC-V\u7684\u786e\u5f88\u96be\u89c4\u907f\u3002<\/span><\/p>\n

\uff08\u788e\u7247\u5316\uff1a\u7531\u4e8eRISC-V\u5141\u8bb8\u7528\u6237\u81ea\u5df1\u4efb\u610f\u6dfb\u52a0\u65b0\u7684\u6307\u4ee4\uff0c\u4f46\u7167\u6b64\u8d8b\u52bf\u53d1\u5c55\u4e0b\u53bb\uff0c\u53ef\u80fd\u4ee5\u540e\u5f88\u591a\u82af\u7247\u5382\u5546\u5f00\u53d1\u51fa\u7684RISC-V\u67b6\u6784\u5904\u7406\u5668\u5c3d\u7ba1\u90fd\u5f52\u5c5e\u4e8e\u540c\u4e00RISC-V\u4f53\u7cfb\uff0c\u4f46\u5728\u5b9e\u9645\u5e94\u7528\u642d\u914d\u65f6\u5374\u4e0d\u80fd\u591f\u9002\u914d\u540c\u6837\u7248\u672c\u7684\u8f6f\u4ef6\u3002\uff09<\/span><\/span><\/p>\n

<\/p>\n

\u603b\u800c\u8a00\u4e4b\uff0cRISC-V\u53ef\u4ee5\u88ab\u770b\u6210\u662f\u4e00\u4e2a\u5145\u6ee1\u751f\u547d\u529b\u7684\u5e74\u8f7b\u6405\u5c40\u8005\u3002\u5bc4\u5e0c\u671b\u4e8e\u5b83\u80fd\u591f\u5728\u77ed\u65f6\u95f4\u5185\u548c\u4f20\u7edf\u5de8\u5934\u6297\u8861\uff0c\u662f\u4e0d\u73b0\u5b9e\u7684\u3002\u4f46\u662f\u5b83\u4e3e\u8d77\u4e86<\/span>\u6253<\/span>\u7834\u5784<\/span>\u65ad\u7684\u5927\u65d7<\/span>\uff0c<\/span>\u4e3a\u6c89\u95f7\u7684\u884c\u4e1a\u751f\u6001\u6ce8\u5165\u4e86\u65b0\u9c9c\u7684\u6d3b\u529b\uff0c\u503c\u5f97\u6211\u4eec\u4e3a\u4e4b\u53eb\u597d\uff0c\u4e5f\u503c\u5f97\u6211\u4eec\u5b66\u4e60\u3002<\/span><\/p>\n


<\/span><\/p>\n

\u661f\u661f\u4e4b\u706b\u53ef\u4ee5\u71ce\u539f\uff0c\u6216\u8bb8\u8fd9\u4e2a\u6405\u5c40\u8005\u5c06\u6765\u771f\u7684\u80fd\u6210\u4e3a\u9886\u5bfc\u8005\uff0c\u4e5f\u4e0d\u4e00\u5b9a\u5462\u3002
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